4-(2-{5-[2-(2,4-diamino-5-methylphenyl)diazen-1-yl]-2-methylphenyl}diazen-1-yl)-6-methylbenzene-1,3-diamine dihydrochloride

4-(2-{5-[2-(2,4-diamino-5-methylphenyl)diazen-1-yl]-2-methylphenyl}diazen-1-yl)-6-methylbenzene-1,3-diamine dihydrochloride